123292760

素因数分解:

$2^3\times 5^1\times {\mathrm{167}}^1\times {\mathrm{18457}}^1$

素因数の和:18635

約数の個数: 32

約数和(自身を含む): 279084960

約数和(自身を除く): 155792200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 167, 334, 668, 835, 1336, 1670, 3340, 6680, 18457, 36914, 73828, 92285, 147656, 184570, 369140, 738280, 3082319, 6164638, 12329276, 15411595, 24658552, 30823190, 61646380, 123292760]

約数ペア:

[(1, 123292760), (2, 61646380), (4, 30823190), (5, 24658552), (8, 15411595), (10, 12329276), (20, 6164638), (40, 3082319), (167, 738280), (334, 369140), (668, 184570), (835, 147656), (1336, 92285), (1670, 73828), (3340, 36914), (6680, 18457)]